TW399200B - Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information - Google Patents
Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information Download PDFInfo
- Publication number
- TW399200B TW399200B TW087111176A TW87111176A TW399200B TW 399200 B TW399200 B TW 399200B TW 087111176 A TW087111176 A TW 087111176A TW 87111176 A TW87111176 A TW 87111176A TW 399200 B TW399200 B TW 399200B
- Authority
- TW
- Taiwan
- Prior art keywords
- error
- record carrier
- message
- access control
- bit
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
- G11B20/00949—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches said intentional errors occurring due to bad sectors, which are either physically destroyed or which are declared defective in the defect management information
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
- G06F21/80—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in storage media based on magnetic or optical technology, e.g. disks with sectors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
- G11B20/00101—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the original record carrier having a larger recording capacity than the potential target medium
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
- G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of the record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00485—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
- G11B20/00557—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein further management data is encrypted, e.g. sector headers, TOC or the lead-in or lead-out areas
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00659—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a control step which is implemented as an executable file stored on the record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00963—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are not generated on purpose, e.g. random defect patterns occurring during the normal manufacture
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1866—Error detection or correction; Testing, e.g. of drop-outs by interleaving
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Detection And Correction Of Errors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97303706 | 1997-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW399200B true TW399200B (en) | 2000-07-21 |
Family
ID=8229351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW087111176A TW399200B (en) | 1997-05-30 | 1998-07-10 | Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information |
Country Status (18)
Country | Link |
---|---|
US (3) | US6353890B1 (fr) |
EP (3) | EP0916134A1 (fr) |
JP (2) | JP3888473B2 (fr) |
KR (1) | KR100526943B1 (fr) |
CN (3) | CN1516155A (fr) |
AR (1) | AR009877A1 (fr) |
AT (2) | ATE302462T1 (fr) |
AU (1) | AU7228298A (fr) |
BR (1) | BR9804931B1 (fr) |
CA (1) | CA2261899C (fr) |
DE (2) | DE69839231T2 (fr) |
DK (2) | DK1227482T3 (fr) |
ES (2) | ES2303025T3 (fr) |
HK (1) | HK1024086A1 (fr) |
IL (1) | IL128257A (fr) |
SG (1) | SG131753A1 (fr) |
TW (1) | TW399200B (fr) |
WO (1) | WO1998054713A1 (fr) |
Families Citing this family (95)
Publication number | Priority date | Publication date | Assignee | Title |
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US6747930B1 (en) | 1996-12-24 | 2004-06-08 | Hide & Seek Technologies, Inc. | Data protection on an optical disk |
US6684199B1 (en) | 1998-05-20 | 2004-01-27 | Recording Industry Association Of America | Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same |
AU4090999A (en) * | 1998-05-20 | 1999-12-06 | Recording Industry Association Of America | Method for minimizing pirating or unauthorized copying of data |
US6988206B1 (en) | 1998-10-20 | 2006-01-17 | Macrovision Europe Limited | Prevention of CD-audio piracy using sub-code channels |
US6425098B1 (en) | 1998-10-20 | 2002-07-23 | Midbar Tech (1998) Ltd. | Prevention of disk piracy |
EA003166B1 (ru) * | 1999-07-13 | 2003-02-27 | Конинклейке Филипс Электроникс Н.В. | Устройство для сканирования носителя информации, способ изготовления и носитель информации |
IL131545A0 (en) * | 1999-08-23 | 2001-01-28 | Ttr Technologies Ltd | Copy-protected digital audio compact disc and method and system for producing same |
US7191153B1 (en) * | 1999-09-10 | 2007-03-13 | Dphi Acquisitions, Inc. | Content distribution method and apparatus |
IL133236A0 (en) * | 1999-11-30 | 2001-03-19 | Ttr Technologies Ltd | Copy-protected digital audio compact disc and method and system for producing same |
GB2357165B (en) * | 1999-12-02 | 2004-06-16 | Internat Federation Of The Pho | Copyright protection system and method |
DE10000723A1 (de) * | 2000-01-12 | 2001-07-19 | Phenomedia Ag | Datenträger und Verfahren zur Herstellung eines kopiergeschützten Datenträgers |
KR20010076729A (ko) * | 2000-01-27 | 2001-08-16 | 배태후 | 복제 차단 기능을 갖는 광학 기록 매체, 이의 제조 및재생 방법 |
GB0003530D0 (en) * | 2000-02-15 | 2000-04-05 | Dilla Limited C | The copy protection of digital audio compact discs |
US6715122B2 (en) | 2000-02-23 | 2004-03-30 | Doug Carson & Associates, Inc. | Copy protection through symbol substitution and induced errors |
US6768709B2 (en) | 2000-02-23 | 2004-07-27 | Doug Carson & Associates, Inc. | Hiding digital data in a digital audio or video carrier signal |
TW509900B (en) * | 2000-02-29 | 2002-11-11 | Via Tech Inc | Error correction method for correcting errors in digital data |
ATE467210T1 (de) * | 2000-04-07 | 2010-05-15 | Sony Dadc Austria Ag | Kopieverhinderungssytem für optische platten |
US6842522B1 (en) * | 2000-06-01 | 2005-01-11 | Macrovision Corporation | Secure digital video disk and player |
JP2002014737A (ja) * | 2000-06-29 | 2002-01-18 | Fujitsu Ltd | 処理装置、集積回路、および集積回路パッケージ |
NL1015587C2 (nl) * | 2000-07-03 | 2002-01-04 | Johannes Henricus Mari Heijden | Informatiedrager, in het bijzonder muziekdrager. |
BR0112805A (pt) * | 2000-07-28 | 2003-07-01 | Macrovision Europ Ltd | Proteção contra cópia para discos óticos |
EP1637959A3 (fr) * | 2000-11-20 | 2006-05-17 | ECD Systems, Inc. | Systèmes et procédés pour empêcher l utilisation non autorisée de contenus numériques |
WO2002043465A2 (fr) * | 2000-11-20 | 2002-06-06 | Ecd Systems, Inc. | Systemes et procedes destines a prevenir toute utilisation non autorisee de contenu numerique |
NZ526643A (en) * | 2000-11-27 | 2006-07-28 | Macrovision Europ Ltd | A copy protected DVD disc and method for producing and validating same |
WO2002091146A2 (fr) | 2001-05-09 | 2002-11-14 | Ecd Systems, Inc. | Systemes et procedes pour empecher l'utilisation et la manipulation non autorisees de contenu numerique |
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AU2002339798A1 (en) * | 2001-05-21 | 2002-12-03 | Sunncomm, Inc. | Apparatus and method for digital content concealment in a storage medium recorded using a recording device |
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GB0124723D0 (en) * | 2001-10-15 | 2001-12-05 | Macrovision Corp | Improvements in or relating to the copy protection of optical discs |
US6952479B2 (en) | 2001-11-27 | 2005-10-04 | Macrovision Europe Limited | Dynamic copy protection of optical media |
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WO2003100556A2 (fr) * | 2002-05-20 | 2003-12-04 | Smarte Solutions, Inc. | Generation, gestion, systeme et procede anti-piratage de support cd |
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JP4402120B2 (ja) * | 2007-01-24 | 2010-01-20 | 株式会社エスグランツ | ビット列検索装置、検索方法及びプログラム |
US8375461B2 (en) * | 2007-03-14 | 2013-02-12 | Rovi Solutions Corporation | Apparatus for and a method of copy-protecting a content carrying recording medium |
US8837721B2 (en) * | 2007-03-22 | 2014-09-16 | Microsoft Corporation | Optical DNA based on non-deterministic errors |
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US8930718B2 (en) * | 2007-03-28 | 2015-01-06 | Rovi Solutions Corporation | Apparatus for and a method of providing content data |
TWI352290B (en) * | 2007-05-09 | 2011-11-11 | Wei Shen | The optical storage media and the corresponding cr |
EA012473B1 (ru) * | 2008-01-24 | 2009-10-30 | Региональный Научно-Исследовательский Экспертный Центр | Автоматизированное рабочее место для проведения криминалистических экспертиз электронных носителей информации |
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